int
sys_rt_sigpending(struct tcb *tcp)
{
if (exiting(tcp)) {
/*
* One of the few syscalls where sigset size (arg[1])
* is allowed to be <= NSIG / 8, not strictly ==.
* This allows non-rt sigpending() syscall
* to reuse rt_sigpending() code in kernel.
*/
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[0]);
else
print_sigset_addr_len(tcp, tcp->u_arg[0], tcp->u_arg[1]);
tprintf(", %lu", tcp->u_arg[1]);
}
return 0;
}
int
sys_fanotify_init(struct tcb *tcp)
{
unsigned flags;
if (exiting(tcp))
return 0;
flags = tcp->u_arg[0];
printxval(fan_classes, flags & FAN_ALL_CLASS_BITS, "FAN_CLASS_???");
flags &= ~FAN_ALL_CLASS_BITS;
if (flags) {
tprints("|");
printflags(fan_init_flags, flags, "FAN_???");
}
tprints(", ");
tprint_open_modes((unsigned) tcp->u_arg[1]);
return 0;
}
static int
do_pipe(struct tcb *tcp, int flags_arg)
{
if (exiting(tcp)) {
if (syserror(tcp)) {
tprintf("%#lx", tcp->u_arg[0]);
} else {
#ifdef HAVE_GETRVAL2
if (flags_arg < 0)
tprintf("[%lu, %lu]", tcp->u_rval, getrval2(tcp));
else
#endif
printpair_int(tcp, tcp->u_arg[0], "%u");
}
if (flags_arg >= 0) {
tprints(", ");
printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
}
}
return 0;
}
static int
do_pipe(struct tcb *tcp, int flags_arg)
{
if (exiting(tcp)) {
if (syserror(tcp)) {
printaddr(tcp->u_arg[0]);
} else {
#ifdef HAVE_GETRVAL2
if (flags_arg < 0) {
printpair_fd(tcp, tcp->u_rval, getrval2(tcp));
} else
#endif
decode_pair_fd(tcp, tcp->u_arg[0]);
}
if (flags_arg >= 0) {
tprints(", ");
printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
}
}
return 0;
}
int sys_shmat(struct tcb *tcp)
{
if (exiting(tcp)) {
tprintf("%lu", tcp->u_arg[0]);
if (indirect_ipccall(tcp)) {
tprintf(", %#lx, ", tcp->u_arg[3]);
printflags(shm_flags, tcp->u_arg[1], "SHM_???");
} else {
tprintf(", %#lx, ", tcp->u_arg[1]);
printflags(shm_flags, tcp->u_arg[2], "SHM_???");
}
if (syserror(tcp))
return 0;
if (indirect_ipccall(tcp)) {
unsigned long raddr;
if (umove(tcp, tcp->u_arg[2], &raddr) < 0)
return RVAL_NONE;
tcp->u_rval = raddr;
}
return RVAL_HEX;
}
return 0;
}
int
sys_times(struct tcb *tcp)
{
struct tms tbuf;
if (exiting(tcp)) {
if (tcp->u_arg[0] == 0)
tprints("NULL");
else if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[0]);
else if (umove(tcp, tcp->u_arg[0], &tbuf) < 0)
tprints("{...}");
else {
tprintf("{tms_utime=%llu, tms_stime=%llu, ",
(unsigned long long) tbuf.tms_utime,
(unsigned long long) tbuf.tms_stime);
tprintf("tms_cutime=%llu, tms_cstime=%llu}",
(unsigned long long) tbuf.tms_cutime,
(unsigned long long) tbuf.tms_cstime);
}
}
return 0;
}
static void
print_cap_data(struct tcb *tcp, unsigned long addr)
{
union { cap_user_data_t p; long *a; char *c; } arg;
long a[sizeof(*arg.p) / sizeof(long) + 1];
arg.a = a;
if (!addr)
tprints("NULL");
else if (!verbose(tcp) ||
(exiting(tcp) && syserror(tcp)) ||
umoven(tcp, addr, sizeof(*arg.p), arg.c) < 0)
tprintf("%#lx", addr);
else {
tprints("{");
printflags(capabilities, arg.p->effective, "CAP_???");
tprints(", ");
printflags(capabilities, arg.p->permitted, "CAP_???");
tprints(", ");
printflags(capabilities, arg.p->inheritable, "CAP_???");
tprints("}");
}
}
static void
print_affinitylist(struct tcb *const tcp, const kernel_ulong_t addr,
const unsigned int len)
{
const unsigned int max_size = get_cpuset_size();
const unsigned int umove_size = len < max_size ? len : max_size;
const unsigned int size =
(umove_size + current_wordsize - 1) & -current_wordsize;
const unsigned int ncpu = size * 8;
void *cpu;
if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)) ||
!addr || !len || !(cpu = calloc(size, 1))) {
printaddr(addr);
return;
}
if (!umoven_or_printaddr(tcp, addr, umove_size, cpu)) {
int i = 0;
const char *sep = "";
tprints("[");
for (;; i++) {
i = next_set_bit(cpu, i, ncpu);
if (i < 0)
break;
tprintf("%s%d", sep, i);
sep = ", ";
}
if (size < len)
tprintf("%s...", sep);
tprints("]");
}
free(cpu);
}
void ConnectionInitiator::startClients() {
QList< User* > friends = qSql->getFriends();
foreach(User* frien_d, friends) {
ControlPlaneClient* c = new ControlPlaneClient(*(frien_d->cert), key, QHostAddress(*(frien_d->ipv6)),
CONTROLPLANELISTENPORT, *(frien_d->uid), this);
c->run();
clients.append(c);
QThread* dcThread = new QThread(); // dataplane is threaded
DataPlaneConnection* con = this->getDpConnection(QString(*(frien_d->uid)));
DataPlaneClient* dc = new DataPlaneClient(QHostAddress(*(frien_d->ipv6)), con);
connect(dcThread, SIGNAL(started()), dc, SLOT(run()));
connect(dcThread, SIGNAL(finished()), dcThread, SLOT(deleteLater()));
UnixSignalHandler* u = UnixSignalHandler::getInstance();
connect(u, SIGNAL(exiting()), dcThread, SLOT(quit()));
dc->moveToThread(dcThread);
/* we start the thread when the control plane connection is connected! */
ControlPlaneConnection* controlPlane = this->getConnection(QString(*(frien_d->uid)));
connect(controlPlane, SIGNAL(connected()), dcThread, SLOT(start()));
delete frien_d;
}
static void
decode_rlimit(struct tcb *tcp, unsigned long addr)
{
if (!addr)
tprints("NULL");
else if (!verbose(tcp) || (exiting(tcp) && syserror(tcp)))
tprintf("%#lx", addr);
else {
# if defined(X86_64) || defined(X32)
/*
* i386 is the only personality on X86_64 and X32
* with 32-bit rlim_t.
* When current_personality is X32, current_wordsize
* equals to 4 but rlim_t is 64-bit.
*/
if (current_personality == 1)
# else
if (current_wordsize == 4)
# endif
print_rlimit32(tcp, addr);
else
print_rlimit64(tcp, addr);
}
}
int
ptp_ioctl(struct tcb *tcp, const unsigned int code, long arg)
{
if (!verbose(tcp))
return 0;
switch (code) {
case PTP_CLOCK_GETCAPS: /* decode on exit */
{
struct ptp_clock_caps caps;
if (entering(tcp) || syserror(tcp) ||
umove(tcp, arg, &caps) < 0)
return 0;
tprintf(", {max_adj=%d, n_alarm=%d, n_ext_ts=%d, n_per_out=%d, pps=%d}",
caps.max_adj, caps.n_alarm, caps.n_ext_ts,
caps.n_per_out, caps.pps);
return 1;
}
case PTP_EXTTS_REQUEST: /* decode on enter */
{
struct ptp_extts_request extts;
if (exiting(tcp))
return 1;
if (umove(tcp, arg, &extts) < 0) {
tprintf(", %#lx", arg);
return 0;
}
tprintf(", {index=%d, flags=", extts.index);
printflags(ptp_flags_options, extts.flags, "PTP_???");
tprints("}");
return 1;
}
case PTP_PEROUT_REQUEST: /* decode on enter */
{
struct ptp_perout_request perout;
if (exiting(tcp))
return 1;
if (umove(tcp, arg, &perout) < 0) {
tprintf(", %#lx", arg);
return 0;
}
tprintf(", {start={%" PRId64 ", %" PRIu32 "}"
", period={%" PRId64 ", %" PRIu32 "}"
", index=%d, flags=",
(int64_t)perout.start.sec, perout.start.nsec,
(int64_t)perout.period.sec, perout.period.nsec,
perout.index);
printflags(ptp_flags_options, perout.flags, "PTP_???");
tprints("}");
return 1;
}
case PTP_ENABLE_PPS: /* decode on enter */
if (entering(tcp))
tprintf(", %ld", arg);
return 1;
case PTP_SYS_OFFSET: /* decode on exit */
{
struct ptp_sys_offset sysoff;
unsigned int i;
if (entering(tcp) || umove(tcp, arg, &sysoff) < 0)
return 0;
tprintf(", {n_samples=%u, ts={", sysoff.n_samples);
if (syserror(tcp)) {
tprints("...}}");
return 1;
}
if (sysoff.n_samples > PTP_MAX_SAMPLES)
sysoff.n_samples = PTP_MAX_SAMPLES;
tprintf("{%" PRId64 ", %" PRIu32 "}",
(int64_t)sysoff.ts[0].sec, sysoff.ts[0].nsec);
for (i = 1; i < 2*sysoff.n_samples+1; ++i)
tprintf(", {%" PRId64 ", %" PRIu32 "}",
(int64_t)sysoff.ts[i].sec, sysoff.ts[i].nsec);
tprints("}}");
return 1;
}
default: /* decode on exit */
return 0;
}
}
static void
decode_new_sigaction(struct tcb *tcp, long addr)
{
struct new_sigaction sa;
int r;
if (!addr) {
tprints("NULL");
return;
}
if (!verbose(tcp) || (exiting(tcp) && syserror(tcp))) {
tprintf("%#lx", addr);
return;
}
#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
if (current_wordsize != sizeof(sa.sa_flags) && current_wordsize == 4) {
struct new_sigaction32 sa32;
r = umove(tcp, addr, &sa32);
if (r >= 0) {
memset(&sa, 0, sizeof(sa));
sa.__sa_handler = (void*)(unsigned long)sa32.__sa_handler;
sa.sa_flags = sa32.sa_flags;
sa.sa_restorer = (void*)(unsigned long)sa32.sa_restorer;
/* Kernel treats sa_mask as an array of longs.
* For 32-bit process, "long" is uint32_t, thus, for example,
* 32th bit in sa_mask will end up as bit 0 in sa_mask[1].
* But for (64-bit) kernel, 32th bit in sa_mask is
* 32th bit in 0th (64-bit) long!
* For little-endian, it's the same.
* For big-endian, we swap 32-bit words.
*/
sa.sa_mask[0] = sa32.sa_mask[0] + ((long)(sa32.sa_mask[1]) << 32);
}
} else
#endif
{
r = umove(tcp, addr, &sa);
}
if (r < 0) {
tprints("{...}");
return;
}
/* Architectures using function pointers, like
* hppa, may need to manipulate the function pointer
* to compute the result of a comparison. However,
* the __sa_handler function pointer exists only in
* the address space of the traced process, and can't
* be manipulated by strace. In order to prevent the
* compiler from generating code to manipulate
* __sa_handler we cast the function pointers to long. */
if ((long)sa.__sa_handler == (long)SIG_ERR)
tprints("{SIG_ERR, ");
else if ((long)sa.__sa_handler == (long)SIG_DFL)
tprints("{SIG_DFL, ");
else if ((long)sa.__sa_handler == (long)SIG_IGN)
tprints("{SIG_IGN, ");
else
tprintf("{%#lx, ", (long) sa.__sa_handler);
/*
* Sigset size is in tcp->u_arg[4] (SPARC)
* or in tcp->u_arg[3] (all other),
* but kernel won't handle sys_rt_sigaction
* with wrong sigset size (just returns EINVAL instead).
* We just fetch the right size, which is NSIG / 8.
*/
tprintsigmask_val("", sa.sa_mask);
tprints(", ");
printflags(sigact_flags, sa.sa_flags, "SA_???");
#ifdef SA_RESTORER
if (sa.sa_flags & SA_RESTORER)
tprintf(", %p", sa.sa_restorer);
#endif
tprints("}");
}
static void
decode_old_sigaction(struct tcb *tcp, long addr)
{
struct old_sigaction sa;
int r;
if (!addr) {
tprints("NULL");
return;
}
if (!verbose(tcp) || (exiting(tcp) && syserror(tcp))) {
tprintf("%#lx", addr);
return;
}
#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
if (current_wordsize != sizeof(sa.__sa_handler) && current_wordsize == 4) {
struct old_sigaction32 sa32;
r = umove(tcp, addr, &sa32);
if (r >= 0) {
memset(&sa, 0, sizeof(sa));
sa.__sa_handler = (void*)(uintptr_t)sa32.__sa_handler;
sa.sa_flags = sa32.sa_flags;
sa.sa_restorer = (void*)(uintptr_t)sa32.sa_restorer;
sa.sa_mask = sa32.sa_mask;
}
} else
#endif
{
r = umove(tcp, addr, &sa);
}
if (r < 0) {
tprints("{...}");
return;
}
/* Architectures using function pointers, like
* hppa, may need to manipulate the function pointer
* to compute the result of a comparison. However,
* the __sa_handler function pointer exists only in
* the address space of the traced process, and can't
* be manipulated by strace. In order to prevent the
* compiler from generating code to manipulate
* __sa_handler we cast the function pointers to long. */
if ((long)sa.__sa_handler == (long)SIG_ERR)
tprints("{SIG_ERR, ");
else if ((long)sa.__sa_handler == (long)SIG_DFL)
tprints("{SIG_DFL, ");
else if ((long)sa.__sa_handler == (long)SIG_IGN)
tprints("{SIG_IGN, ");
else
tprintf("{%#lx, ", (long) sa.__sa_handler);
#ifdef MIPS
tprintsigmask_addr("", sa.sa_mask);
#else
tprintsigmask_val("", sa.sa_mask);
#endif
tprints(", ");
printflags(sigact_flags, sa.sa_flags, "SA_???");
#ifdef SA_RESTORER
if (sa.sa_flags & SA_RESTORER)
tprintf(", %p", sa.sa_restorer);
#endif
tprints("}");
}
int
block_ioctl(struct tcb *tcp, long code, long arg)
{
switch (code) {
/* take arg as a value, not as a pointer */
case BLKRASET:
case BLKFRASET:
if (entering(tcp))
tprintf(", %ld", arg);
break;
/* take a signed int */
case BLKROSET:
case BLKBSZSET:
if (entering(tcp)) {
int val;
if (umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* returns an unsigned short */
case BLKSECTGET:
if (exiting(tcp)) {
unsigned short val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %hu", val);
}
break;
/* return a signed int */
case BLKROGET:
case BLKBSZGET:
case BLKSSZGET:
case BLKALIGNOFF:
if (exiting(tcp)) {
int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* return an unsigned int */
case BLKPBSZGET:
case BLKIOMIN:
case BLKIOOPT:
case BLKDISCARDZEROES:
if (exiting(tcp)) {
unsigned int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %u", val);
}
break;
/* return a signed long */
case BLKRAGET:
case BLKFRAGET:
if (exiting(tcp)) {
long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %ld", val);
}
break;
/* returns an unsigned long */
case BLKGETSIZE:
if (exiting(tcp)) {
unsigned long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %lu", val);
}
break;
/* return an uint64_t */
case BLKGETSIZE64:
if (exiting(tcp)) {
uint64_t val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %" PRIu64, val);
}
break;
/* More complex types */
case BLKDISCARD:
case BLKSECDISCARD:
if (entering(tcp)) {
uint64_t range[2];
if (umove(tcp, arg, range) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {%" PRIx64 ", %" PRIx64 "}",
range[0], range[1]);
}
break;
case HDIO_GETGEO:
if (exiting(tcp)) {
struct hd_geometry geo;
if (syserror(tcp) || umove(tcp, arg, &geo) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {heads=%hhu, sectors=%hhu, "
"cylinders=%hu, start=%lu}",
geo.heads, geo.sectors,
geo.cylinders, geo.start);
}
break;
case BLKPG:
if (entering(tcp)) {
struct blkpg_ioctl_arg blkpg;
if (umove(tcp, arg, &blkpg) < 0)
tprintf(", %#lx", arg);
else {
tprintf(", ");
print_blkpg_req(tcp, &blkpg);
}
}
break;
case BLKTRACESETUP:
if (entering(tcp)) {
struct blk_user_trace_setup buts;
if (umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {act_mask=%hu, buf_size=%u, "
"buf_nr=%u, start_lba=%" PRIu64 ", "
"end_lba=%" PRIu64 ", pid=%u}",
buts.act_mask, buts.buf_size,
buts.buf_nr, buts.start_lba,
buts.end_lba, buts.pid);
}
if (exiting(tcp)) {
struct blk_user_trace_setup buts;
if (syserror(tcp) || umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {name=\"%.*s\"}",
(int) sizeof(buts.name), buts.name);
}
break;
/* No arguments or unhandled */
case BLKTRACESTART:
case BLKTRACESTOP:
case BLKTRACETEARDOWN:
case BLKFLSBUF: /* Requires driver knowlege */
case BLKRRPART: /* No args */
default:
if (entering(tcp))
tprintf(", %#lx", arg);
break;
};
return 1;
}
void Network_Kill()
{
exiting(1);
}
int
block_ioctl(struct tcb *tcp, const unsigned int code, long arg)
{
switch (code) {
/* take arg as a value, not as a pointer */
case BLKRASET:
case BLKFRASET:
if (entering(tcp))
tprintf(", %ld", arg);
break;
/* take a signed int */
case BLKROSET:
case BLKBSZSET:
#ifdef FIFREEZE
/* First seen in linux-2.6.29 */
case FIFREEZE:
case FITHAW:
#endif
if (entering(tcp)) {
int val;
if (umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* returns an unsigned short */
case BLKSECTGET:
if (exiting(tcp)) {
unsigned short val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %u", (unsigned)val);
}
break;
/* return a signed int */
case BLKROGET:
case BLKBSZGET:
case BLKSSZGET:
case BLKALIGNOFF:
if (exiting(tcp)) {
int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* return an unsigned int */
case BLKPBSZGET:
case BLKIOMIN:
case BLKIOOPT:
case BLKDISCARDZEROES:
if (exiting(tcp)) {
unsigned int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %u", val);
}
break;
/* return a signed long */
case BLKRAGET:
case BLKFRAGET:
if (exiting(tcp)) {
long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %ld", val);
}
break;
/* returns an unsigned long */
case BLKGETSIZE:
if (exiting(tcp)) {
unsigned long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %lu", val);
}
break;
#ifdef HAVE_BLKGETSIZE64
/* return an uint64_t */
case BLKGETSIZE64:
if (exiting(tcp)) {
uint64_t val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %" PRIu64, val);
}
break;
#endif
/* More complex types */
case BLKDISCARD:
case BLKSECDISCARD:
if (entering(tcp)) {
uint64_t range[2];
if (umove(tcp, arg, range) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {%" PRIx64 ", %" PRIx64 "}",
range[0], range[1]);
}
break;
case HDIO_GETGEO:
if (exiting(tcp)) {
struct hd_geometry geo;
if (syserror(tcp) || umove(tcp, arg, &geo) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {heads=%u, sectors=%u, "
"cylinders=%u, start=%lu}",
(unsigned)geo.heads,
(unsigned)geo.sectors,
(unsigned)geo.cylinders,
geo.start);
}
break;
case BLKPG:
if (entering(tcp)) {
struct blkpg_ioctl_arg blkpg;
if (umove(tcp, arg, &blkpg) < 0)
tprintf(", %#lx", arg);
else {
tprints(", ");
print_blkpg_req(tcp, &blkpg);
}
}
break;
case BLKTRACESETUP:
if (entering(tcp)) {
struct blk_user_trace_setup buts;
if (umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {act_mask=%u, buf_size=%u, "
"buf_nr=%u, start_lba=%" PRIu64 ", "
"end_lba=%" PRIu64 ", pid=%u}",
(unsigned)buts.act_mask, buts.buf_size,
buts.buf_nr, buts.start_lba,
buts.end_lba, buts.pid);
}
if (exiting(tcp)) {
struct blk_user_trace_setup buts;
if (syserror(tcp) || umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else {
tprints(", {name=");
print_quoted_string(buts.name, sizeof(buts.name),
QUOTE_0_TERMINATED);
tprints("}");
}
}
break;
#ifdef FITRIM
/* First seen in linux-2.6.37 */
case FITRIM:
if (entering(tcp)) {
struct fstrim_range fstrim;
if (umove(tcp, arg, &fstrim))
tprintf(", %#lx", arg);
else
tprintf(", {start=%#" PRIx64 ", len=%#" PRIx64 ", "
"minlen=%#" PRIx64 "}", (uint64_t) fstrim.start,
(uint64_t) fstrim.len, (uint64_t) fstrim.minlen);
}
break;
#endif
/* No arguments or unhandled */
case BLKTRACESTART:
case BLKTRACESTOP:
case BLKTRACETEARDOWN:
case BLKFLSBUF: /* Requires driver knowlege */
case BLKRRPART: /* No args */
default:
if (entering(tcp))
tprintf(", %#lx", arg);
break;
};
return 1;
}
/*
* There are two different modes of operation:
*
* - Get buffer size. In this case, the callee sets ifc_buf to NULL,
* and the kernel returns the buffer size in ifc_len.
* - Get actual data. In this case, the callee specifies the buffer address
* in ifc_buf and its size in ifc_len. The kernel fills the buffer with
* the data, and its amount is returned in ifc_len.
*
* Note that, technically, the whole struct ifconf is overwritten,
* so ifc_buf could be different on exit, but current ioctl handler
* implementation does not touch it.
*/
static int
decode_ifconf(struct tcb *const tcp, const kernel_ulong_t addr)
{
struct_ifconf *entering_ifc = NULL;
struct_ifconf *ifc =
entering(tcp) ? malloc(sizeof(*ifc)) : alloca(sizeof(*ifc));
if (exiting(tcp)) {
entering_ifc = get_tcb_priv_data(tcp);
if (!entering_ifc) {
error_msg("decode_ifconf: where is my ifconf?");
return 0;
}
}
if (!ifc || umove(tcp, addr, ifc) < 0) {
if (entering(tcp)) {
free(ifc);
tprints(", ");
printaddr(addr);
} else {
/*
* We failed to fetch the structure on exiting syscall,
* print whatever was fetched on entering syscall.
*/
if (!entering_ifc->ifc_buf)
print_ifc_len(entering_ifc->ifc_len);
tprints(", ifc_buf=");
printaddr(ptr_to_kulong(entering_ifc->ifc_buf));
tprints("}");
}
return RVAL_DECODED | 1;
}
if (entering(tcp)) {
tprints(", {ifc_len=");
if (ifc->ifc_buf)
print_ifc_len(ifc->ifc_len);
set_tcb_priv_data(tcp, ifc, free);
return 1;
}
/* exiting */
if (entering_ifc->ifc_buf && (entering_ifc->ifc_len != ifc->ifc_len))
tprints(" => ");
if (!entering_ifc->ifc_buf || (entering_ifc->ifc_len != ifc->ifc_len))
print_ifc_len(ifc->ifc_len);
tprints(", ifc_buf=");
if (!entering_ifc->ifc_buf || syserror(tcp)) {
printaddr(ptr_to_kulong(entering_ifc->ifc_buf));
if (entering_ifc->ifc_buf != ifc->ifc_buf) {
tprints(" => ");
printaddr(ptr_to_kulong(ifc->ifc_buf));
}
} else {
struct_ifreq ifr;
print_array(tcp, ptr_to_kulong(ifc->ifc_buf),
ifc->ifc_len / sizeof(struct_ifreq),
&ifr, sizeof(ifr),
umoven_or_printaddr, print_ifconf_ifreq, NULL);
}
tprints("}");
return RVAL_DECODED | 1;
}
static void abort_handler(int sig)
{
DWORD Error = GetLastError();
exiting();
SetLastError(Error);
}
int
file_ioctl(struct tcb *const tcp, const unsigned int code,
const kernel_ulong_t arg)
{
switch (code) {
case FICLONE: /* W */
tprintf(", %d", (int) arg);
break;
case FICLONERANGE: { /* W */
struct file_clone_range args;
tprints(", ");
if (umove_or_printaddr(tcp, arg, &args))
break;
tprints("{src_fd=");
printfd(tcp, args.src_fd);
tprintf(", src_offset=%" PRIu64
", src_length=%" PRIu64
", dest_offset=%" PRIu64 "}",
(uint64_t) args.src_offset,
(uint64_t) args.src_length,
(uint64_t) args.dest_offset);
break;
}
case FIDEDUPERANGE: { /* RW */
struct file_dedupe_range args;
struct file_dedupe_range_info info;
unsigned int *limit = NULL;
unsigned int count = 2;
bool rc;
if (entering(tcp))
tprints(", ");
else if (syserror(tcp))
break;
else
tprints(" => ");
if (umove_or_printaddr(tcp, arg, &args))
break;
tprints("{");
if (entering(tcp)) {
tprintf("src_offset=%" PRIu64
", src_length=%" PRIu64
", dest_count=%hu, ",
(uint64_t) args.src_offset,
(uint64_t) args.src_length,
(uint16_t) args.dest_count);
}
tprints("info=");
/* Limit how many elements we print in abbrev mode. */
if (abbrev(tcp) && args.dest_count > count)
limit = &count;
rc = print_array(tcp, arg + offsetof(typeof(args), info),
args.dest_count, &info, sizeof(info),
tfetch_mem,
print_file_dedupe_range_info, limit);
tprints("}");
if (!rc || exiting(tcp))
break;
return 0;
}
#ifdef HAVE_LINUX_FIEMAP_H
case FS_IOC_FIEMAP: {
struct fiemap args;
if (entering(tcp))
tprints(", ");
else if (syserror(tcp))
break;
else
tprints(" => ");
if (umove_or_printaddr(tcp, arg, &args))
break;
if (entering(tcp)) {
tprintf("{fm_start=%" PRI__u64 ", "
"fm_length=%" PRI__u64 ", "
"fm_flags=",
args.fm_start, args.fm_length);
printflags64(fiemap_flags, args.fm_flags,
"FIEMAP_FLAG_???");
tprintf(", fm_extent_count=%u}", args.fm_extent_count);
return 0;
}
tprints("{fm_flags=");
printflags64(fiemap_flags, args.fm_flags,
"FIEMAP_FLAG_???");
tprintf(", fm_mapped_extents=%u",
args.fm_mapped_extents);
if (abbrev(tcp)) {
tprints(", ...");
} else {
struct fiemap_extent fe;
tprints(", fm_extents=");
print_array(tcp,
arg + offsetof(typeof(args), fm_extents),
args.fm_mapped_extents, &fe, sizeof(fe),
tfetch_mem,
print_fiemap_extent, 0);
}
tprints("}");
break;
}
#endif /* HAVE_LINUX_FIEMAP_H */
default:
return RVAL_DECODED;
};
return RVAL_IOCTL_DECODED;
}
static void halt(int argc, char **argv)
{
exiting();
exit(0);
}
LONG WINAPI UnhandledExceptionHandler(struct _EXCEPTION_POINTERS *ExceptionInfo)
{
exiting();
return EXCEPTION_EXECUTE_HANDLER;
}
void KateAppAdaptor::emitExiting ()
{
emit exiting ();
}
int
trace_syscall(struct tcb *tcp, unsigned int *signo)
{
return exiting(tcp) ?
trace_syscall_exiting(tcp) : trace_syscall_entering(tcp, signo);
}
void
StandaloneMenu::quit ()
{
emit exiting();
}
// test iterating objects in slabs
void MemoryManager::checkHeap(const char* phase) {
size_t bytes=0;
std::vector<Header*> hdrs;
std::unordered_set<FreeNode*> free_blocks;
std::unordered_set<APCLocalArray*> apc_arrays;
std::unordered_set<StringData*> apc_strings;
size_t counts[NumHeaderKinds];
for (unsigned i=0; i < NumHeaderKinds; i++) counts[i] = 0;
forEachHeader([&](Header* h) {
hdrs.push_back(&*h);
bytes += h->size();
counts[(int)h->kind()]++;
switch (h->kind()) {
case HeaderKind::Free:
free_blocks.insert(&h->free_);
break;
case HeaderKind::Apc:
if (h->apc_.m_sweep_index != kInvalidSweepIndex) {
apc_arrays.insert(&h->apc_);
}
break;
case HeaderKind::String:
if (h->str_.isProxy()) apc_strings.insert(&h->str_);
break;
case HeaderKind::Packed:
case HeaderKind::Struct:
case HeaderKind::Mixed:
case HeaderKind::Empty:
case HeaderKind::Globals:
case HeaderKind::Proxy:
case HeaderKind::Object:
case HeaderKind::WaitHandle:
case HeaderKind::ResumableObj:
case HeaderKind::AwaitAllWH:
case HeaderKind::Vector:
case HeaderKind::Map:
case HeaderKind::Set:
case HeaderKind::Pair:
case HeaderKind::ImmVector:
case HeaderKind::ImmMap:
case HeaderKind::ImmSet:
case HeaderKind::Resource:
case HeaderKind::Ref:
case HeaderKind::ResumableFrame:
case HeaderKind::NativeData:
case HeaderKind::SmallMalloc:
case HeaderKind::BigMalloc:
break;
case HeaderKind::BigObj:
case HeaderKind::Hole:
assert(false && "forEachHeader skips these kinds");
break;
}
});
// check the free lists
for (auto i = 0; i < kNumSmallSizes; i++) {
for (auto n = m_freelists[i].head; n; n = n->next) {
assert(free_blocks.find(n) != free_blocks.end());
free_blocks.erase(n);
}
}
assert(free_blocks.empty());
// check the apc array list
assert(apc_arrays.size() == m_apc_arrays.size());
for (auto a : m_apc_arrays) {
assert(apc_arrays.find(a) != apc_arrays.end());
apc_arrays.erase(a);
}
assert(apc_arrays.empty());
// check the apc string list
for (StringDataNode *next, *n = m_strings.next; n != &m_strings; n = next) {
next = n->next;
auto const s = StringData::node2str(n);
assert(s->isProxy());
assert(apc_strings.find(s) != apc_strings.end());
apc_strings.erase(s);
}
assert(apc_strings.empty());
// heap check is done. If we are not exiting, check pointers using HeapGraph
if (Trace::moduleEnabled(Trace::heapreport)) {
auto g = makeHeapGraph();
if (!exiting()) checkPointers(g, phase);
if (Trace::moduleEnabled(Trace::heapreport, 2)) {
printHeapReport(g, phase);
}
}
}
int
sys_move_pages(struct tcb *tcp)
{
if (entering(tcp)) {
unsigned long npages = tcp->u_arg[1];
tprintf("%ld, %lu, ", tcp->u_arg[0], npages);
if (tcp->u_arg[2] == 0)
tprints("NULL, ");
else {
unsigned int i;
long puser = tcp->u_arg[2];
tprints("{");
for (i = 0; i < npages; ++i) {
void *p;
if (i > 0)
tprints(", ");
if (umove(tcp, puser, &p) < 0) {
tprints("???");
break;
}
tprintf("%p", p);
puser += sizeof(void *);
}
tprints("}, ");
}
if (tcp->u_arg[3] == 0)
tprints("NULL, ");
else {
unsigned int i;
long nodeuser = tcp->u_arg[3];
tprints("{");
for (i = 0; i < npages; ++i) {
int node;
if (i > 0)
tprints(", ");
if (umove(tcp, nodeuser, &node) < 0) {
tprints("???");
break;
}
tprintf("%#x", node);
nodeuser += sizeof(int);
}
tprints("}, ");
}
}
if (exiting(tcp)) {
unsigned long npages = tcp->u_arg[1];
if (tcp->u_arg[4] == 0)
tprints("NULL, ");
else {
unsigned int i;
long statususer = tcp->u_arg[4];
tprints("{");
for (i = 0; i < npages; ++i) {
int status;
if (i > 0)
tprints(", ");
if (umove(tcp, statususer, &status) < 0) {
tprints("???");
break;
}
tprintf("%#x", status);
statususer += sizeof(int);
}
tprints("}, ");
}
printflags(move_pages_flags, tcp->u_arg[5], "MPOL_???");
}
return 0;
}
int
trace_syscall(struct tcb *tcp)
{
return exiting(tcp) ?
trace_syscall_exiting(tcp) : trace_syscall_entering(tcp);
}
void Tracker::spin()
{
ros::Rate loopRateTracking(100);
tf::Transform transform;
std_msgs::Header lastHeader;
while (!exiting())
{
// When a camera sequence is played several times,
// the seq id will decrease, in this case we want to
// continue the tracking.
if (header_.seq < lastHeader.seq)
lastTrackedImage_ = 0;
if (lastTrackedImage_ < header_.seq)
{
lastTrackedImage_ = header_.seq;
// If we can estimate the camera displacement using tf,
// we update the cMo to compensate for robot motion.
if (compensateRobotMotion_)
try
{
tf::StampedTransform stampedTransform;
listener_.lookupTransform
(header_.frame_id, // camera frame name
header_.stamp, // current image time
header_.frame_id, // camera frame name
lastHeader.stamp, // last processed image time
worldFrameId_, // frame attached to the environment
stampedTransform
);
vpHomogeneousMatrix newMold;
transformToVpHomogeneousMatrix (newMold, stampedTransform);
cMo_ = newMold * cMo_;
mutex_.lock();
tracker_->setPose(image_, cMo_);
mutex_.unlock();
}
catch(tf::TransformException& e)
{
mutex_.unlock();
}
// If we are lost but an estimation of the object position
// is provided, use it to try to reinitialize the system.
if (state_ == LOST)
{
// If the last received message is recent enough,
// use it otherwise do nothing.
if (ros::Time::now () - objectPositionHint_.header.stamp
< ros::Duration (1.))
transformToVpHomogeneousMatrix
(cMo_, objectPositionHint_.transform);
mutex_.lock();
tracker_->setPose(image_, cMo_);
mutex_.unlock();
}
// We try to track the image even if we are lost,
// in the case the tracker recovers...
if (state_ == TRACKING || state_ == LOST)
try
{
mutex_.lock();
// tracker_->setPose(image_, cMo_); // Removed as it is not necessary when the pose is not modified from outside.
tracker_->track(image_);
tracker_->getPose(cMo_);
mutex_.unlock();
}
catch(...)
{
mutex_.unlock();
ROS_WARN_THROTTLE(10, "tracking lost");
state_ = LOST;
}
// Publish the tracking result.
if (state_ == TRACKING)
{
geometry_msgs::Transform transformMsg;
vpHomogeneousMatrixToTransform(transformMsg, cMo_);
// Publish position.
if (transformationPublisher_.getNumSubscribers () > 0)
{
geometry_msgs::TransformStampedPtr objectPosition
(new geometry_msgs::TransformStamped);
objectPosition->header = header_;
objectPosition->child_frame_id = childFrameId_;
objectPosition->transform = transformMsg;
transformationPublisher_.publish(objectPosition);
}
// Publish result.
if (resultPublisher_.getNumSubscribers () > 0)
{
geometry_msgs::PoseWithCovarianceStampedPtr result
(new geometry_msgs::PoseWithCovarianceStamped);
result->header = header_;
result->pose.pose.position.x =
transformMsg.translation.x;
result->pose.pose.position.y =
transformMsg.translation.y;
result->pose.pose.position.z =
transformMsg.translation.z;
result->pose.pose.orientation.x =
transformMsg.rotation.x;
result->pose.pose.orientation.y =
transformMsg.rotation.y;
result->pose.pose.orientation.z =
transformMsg.rotation.z;
result->pose.pose.orientation.w =
transformMsg.rotation.w;
const vpMatrix& covariance =
tracker_->getCovarianceMatrix();
for (unsigned i = 0; i < covariance.getRows(); ++i)
for (unsigned j = 0; j < covariance.getCols(); ++j)
{
unsigned idx = i * covariance.getCols() + j;
if (idx >= 36)
continue;
result->pose.covariance[idx] = covariance[i][j];
}
resultPublisher_.publish(result);
}
// Publish moving edge sites.
if (movingEdgeSitesPublisher_.getNumSubscribers () > 0)
{
visp_tracker::MovingEdgeSitesPtr sites
(new visp_tracker::MovingEdgeSites);
updateMovingEdgeSites(sites);
sites->header = header_;
movingEdgeSitesPublisher_.publish(sites);
}
// Publish KLT points.
if (kltPointsPublisher_.getNumSubscribers () > 0)
{
visp_tracker::KltPointsPtr klt
(new visp_tracker::KltPoints);
updateKltPoints(klt);
klt->header = header_;
kltPointsPublisher_.publish(klt);
}
// Publish to tf.
transform.setOrigin
(tf::Vector3(transformMsg.translation.x,
transformMsg.translation.y,
transformMsg.translation.z));
transform.setRotation
(tf::Quaternion
(transformMsg.rotation.x,
transformMsg.rotation.y,
transformMsg.rotation.z,
transformMsg.rotation.w));
transformBroadcaster_.sendTransform
(tf::StampedTransform
(transform,
header_.stamp,
header_.frame_id,
childFrameId_));
}
}
lastHeader = header_;
spinOnce();
loopRateTracking.sleep();
}
}
HomePage::HomePage(MApplicationWindow* wind):MApplicationPage()
{
this->setTitle("Home Page");
VLay=new QGraphicsGridLayout(this->centralWidget());
im=new MImageWidget(this->centralWidget());
QString logo_image( KVP_THEMES_STYLE_DIR );
logo_image += KVP_THEMES_LOGO;
QPixmap pp( logo_image );
im->setPixmap(pp);
VLay=new QGraphicsGridLayout(this->centralWidget());
con_list=new MButton("Contact list");
settings=new MButton("Settings");
registration=new MButton("Registration");
login=new MButton("Login / Relogin");
exit = new MButton("Exit");
about =new MButton("About");
//settings->setEnabled(false);
empty_label=new MLabel("");
size_but = wind->size().width()/2;
size = wind->size().height()/5.7;
empty_label->setMinimumWidth(size_but);
empty_label->setMaximumWidth(size_but);
exit->setMinimumWidth(size_but);
exit->setMaximumWidth(size_but);
login->setMaximumHeight(size);
login->setMinimumHeight(size);
con_list->setMaximumHeight(size);
con_list->setMinimumHeight(size);
registration->setMaximumHeight(size);
registration->setMinimumHeight(size);
settings->setMaximumHeight(size);
settings->setMinimumHeight(size);
exit->setMaximumHeight(size);
exit->setMinimumHeight(size);
about->setMaximumHeight(size);
about->setMinimumHeight(size);
login->setMaximumWidth(size_but);
login->setMinimumWidth(size_but);
con_list->setMaximumWidth(size_but);
con_list->setMinimumWidth(size_but);
registration->setMaximumWidth(size_but);
registration->setMinimumWidth(size_but);
settings->setMaximumWidth(size_but);
settings->setMinimumWidth(size_but);
exit->setMaximumWidth(size_but);
exit->setMinimumWidth(size_but);
about->setMaximumWidth(size_but);
about->setMinimumWidth(size_but);
VLay->addItem(im,1,1,4,1);
// VLay->addItem(empty_label,1,1,4,1);
VLay->addItem(con_list,1,2);
VLay->addItem(login,2,2);
VLay->addItem(settings,3,2);
VLay->addItem(registration,4,2);
VLay->addItem(about,5,2);
VLay->addItem(exit,5,1);
VLay->setSpacing(-11);
connect(login,SIGNAL(clicked()),SIGNAL(goLoginPage()));
connect(con_list,SIGNAL(clicked()),SIGNAL(goContactListPage()));
connect(registration,SIGNAL(clicked()),SIGNAL(goRegistrationPage()));
connect(settings,SIGNAL(clicked()),SIGNAL(goSettingPage()));
connect(about,SIGNAL(clicked()),SIGNAL(goInfoPage()));
connect(exit,SIGNAL(clicked()),SIGNAL(exiting()));
}
void DataPlaneServer::readyRead(int) {
memset(&client_addr, 0, sizeof(struct sockaddr_storage));
/* Create BIO */
bio = BIO_new_dgram(fd, BIO_NOCLOSE);
/* Set and activate timeouts */
timeout.tv_sec = 5;
timeout.tv_usec = 0;
BIO_ctrl(bio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
ssl = SSL_new(ctx);
SSL_set_bio(ssl, bio, bio);
SSL_set_options(ssl, SSL_OP_COOKIE_EXCHANGE);
int dtlsRet;
errno = 0;
while ((dtlsRet = DTLSv1_listen(ssl, &client_addr)) <= 0) {
if (errno != EAGAIN) {
qWarning() << "DTLSv1_listen error";
qWarning() << SSL_get_error(ssl, dtlsRet);
qWarning() << "Errno is" << errno;
if (errno == EINVAL) {
qWarning() << "!!!!!!!!!!! Your openssl library does not support DTLSv1_listen !!!!!!!!!!!";
qWarning() << "Cannot accept new connection";
SSL_shutdown(ssl);
close(fd);
SSL_free(ssl);
ERR_remove_state(0);
return;
}
}
}
QThread* workerThread = new QThread();
threads.append(workerThread);
addrUnion infServer_addr;
addrUnion infClient_addr;
memcpy(&infServer_addr, &server_addr, sizeof(struct sockaddr_storage));
memcpy(&infClient_addr, &client_addr, sizeof(struct sockaddr_storage));
// get UID from friend using his IP to create worker thread
// if IP is not in DB we close the connection
char friendIp[INET6_ADDRSTRLEN];
inet_ntop(AF_INET6, &infClient_addr.s6.sin6_addr, friendIp, INET6_ADDRSTRLEN);
ConnectionInitiator* init = ConnectionInitiator::getInstance();
QString friendUid = qSql->getUidFromIP(QHostAddress(QString(friendIp)));
ControlPlaneConnection* cp = init->getConnection(friendUid);
if (friendUid.isEmpty() || cp->getMode() == Closed) {
qDebug() << "friendUId NOT in DB or no control plane connection!";
SSL_shutdown(ssl);
close(fd);
//free(info);
SSL_free(ssl);
ERR_remove_state(0);
qDebug("done, connection closed.");
fflush(stdout);
return;
}
// associate with dataplaneconnection
DataPlaneConnection* dpc = init->getDpConnection(friendUid);
ServerWorker* worker = new ServerWorker(infServer_addr, infClient_addr, ssl, dpc);
worker->moveToThread(workerThread);
connect(workerThread, SIGNAL(started()), worker, SLOT(connection_handle()));
connect(workerThread, SIGNAL(finished()), workerThread, SLOT(deleteLater()));
//connect(worker, SIGNAL(bufferReady(const char*, int)), dpc, SLOT(readBuffer(const char*, int)));
UnixSignalHandler* u = UnixSignalHandler::getInstance();
connect(u, SIGNAL(exiting()), workerThread, SLOT(quit()));
workerThread->start();
}
